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Peroxo Complexes of Vanadium(V) Containing Aroylhydrazone Ligands |
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1 | Title | Title of Document | Peroxo Complexes of Vanadium(V) Containing Aroylhydrazone Ligands |
2 | Creator | Author's name, affiliation, country | SIMPY MAHAJAN, BALGAR SINGH, H N SHEIKH* and BANSI LAL KALSOTRA Department of Chemistry, University of Jammu, Jammu-180006, India |
3 | Subject | Dicipline(s) | Chemical Science |
3 | Subject | Keywords | Peroxo complexes, Aroylhydrazone ligands, Isotopic abundance, Antifungal activity, Lattice water, Molecular modeling. |
4 | Description | Abstract | The vanadium(V) peroxo complexes containing aroylhydrazone ligands having composition Na[VO(O2)2L-L].2H2O (where L-L = BFMH, BTEH, BTMH, BPMH, BAMH and BCMH) are reported. The complexes were synthesized by stirring vanadium pentoxide with excess of 30% aqueous-H2O2 followed by treatment with methanolic solution of the ligand and finally maintained the pH of the reaction mixture by adding dilute solution of sodium hydroxide. The complexes have been characterized by various physicochemical techniques, viz. elemental analysis, molar conductivity, magnetic susceptibility measurements, infra red, electronic, mass, 1H NMR spectral and TGA/DTA studies. These studies revealed that the complexes are uni-univalent electrolytes and diamagnetic in nature. The ligands are bound to metal in a bidentate mode through carbonyl oxygen or thiocarbonyl sulphur and nitrogen of amine group. Thermal analysis results provide conclusive evidence for the presence of two molecules of lattice water in the complexes. Mass spectra confirm the molecular mass of the complexes. Antifungal activity of complexes revealed enhanced activity of complexes as compared to corresponding free ligands. Molecular modeling has been used to suggest the energy minimized structures for the complexes. |
5 | Publishers | Organizing agency, location | WWW Publications, India |
6 | Contributor | Sponsor(s) | - |
7 | Date | Date (YYYY-MM-DD) | - |
8 | Type | Status & genre | Peer-reviewed Article |
8 | Type | Type | |
9 | Formate | File Formate | PDF |
10 | Identifier | Uniform Resource Identifier | Click Here |
10 | Identifier | Digital Object Identifier | |
11 | Source | Journal/conference title; vol., no. (Year) | Chemical Science Transactions, Volume 1 , Number (1), (2012) |
12 | Lanuguage | English=en | en |
13 | Relation | Supp.files | |
14 | Coverage | | - |
15 | Copyright | Copyright and permissions | |
Chemical Science Transactions | Chem Sci Trans | CST | Online Chemistry Journal | Open Access
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